CN218402724U - Automatic code disc system of carton - Google Patents

Abstract

The utility model provides an automatic code wheel system of carton is including advancing the case conveyer, goes out the case conveyer, carton code wheel conveyer, its characterized in that advances the case conveyer and goes out to be equipped with between the case conveyer and promote the upset machine to be equipped with carton pushing machine at a case conveyer output, this carton pushing machine connects mutually with carton pile machine, lifting machine respectively, and the lifting machine connects mutually with tray transfer machine, code wheel conveyer respectively. So that change horizontal carton for upright carton through promoting upset machine after, send the output along with out the case conveyer, push away through the carton and shift the machine and push away the carton to the pile station, transfer the machine through the tray simultaneously, the lifting machine sends the tray into the pile station, can accomplish the pile of carton through the carton pile machine on the pile station, the rethread lifting machine, the pallet conveyer is sent out the tray that the pile has the carton buttress, high efficiency, take up an area of for a short time, stability, security and reliability are high.

Description

Automatic code disc system of carton

Technical Field

The utility model belongs to the technical field of the automatic code wheel technique of carton and specifically relates to an automatic code wheel system of carton belongs to code wheel mechanical design and makes technical field.

Background

In the industrial production process, most of products or materials are packed by paper boxes and then put in storage, and at the moment, the products or the materials are generally stored in the form of being stacked on trays and transferred to a goods shelf or a stereoscopic warehouse and the like. When the cartons are palletized, the orientation of the cartons of different specifications needs to be flexibly adjusted and arranged, and then palletizing treatment is carried out, so that the stability of the whole tray goods and the utilization of the space of the site are facilitated to the maximum.

Particularly, when a tobacco company receives cigarettes packaged by a certain specification of cartons in a cigarette factory, the cigarettes need to be reasonably arranged, combined and stacked on a tray according to the specification and the characteristics of the cartons and then put into storage, and the stacking is mainly divided into a stacking disc of a standard carton and a stacking disc of a special-shaped carton. The common code disc mode of the standard carton is a horizontal and vertical mode, 10 cartons are stacked on each layer, and 3 layers are stacked in a vertical mode; 10 cartons on each layer are divided into 2 rows, 5 cartons on each row, wherein 3 cartons are vertically attached and placed, the other 2 cartons are transversely attached and placed and then are attached to the 3 cartons vertically attached and placed, the discharge sequence of the 2 paper discharge boxes on each layer is opposite, and the discharge sequence of the cartons between layers is opposite. The code disc mode commonly used for the special-shaped cartons is sequential stacking, and each layer of 8 cartons is stacked by 4 layers or 5 layers in a vertical manner; each layer of 8 paper boxes is divided into 2 rows, and each row of 4 paper boxes are longitudinally attached.

At present, most tobacco companies adopt a manual code disc mode, so that the labor intensity is high, and the working efficiency is low. Some tobacco companies adopt mechanical equipment to automatically code discs, such as those of tobacco company of inner Mongolia autonomous region, and the company of Haote city has adopted an automatic code disc system to complete the operation, and has applied for a carton automatic stacking system of a related patent 202022846229.0. The system well completes the function of automatic code disc of the carton, but the selected part of equipment occupies a large area, so that a better solution is needed.

Disclosure of Invention

An object of the utility model is to provide an automatic code wheel system of carton.

The utility model aims at realizing through the following technical scheme: an automatic carton stacking system comprises a carton inlet conveyor, a carton outlet conveyor and a carton stacking conveyor, and is characterized in that a lifting turnover machine is arranged between the carton inlet conveyor and the carton outlet conveyor, a carton pushing machine is arranged at the output end of the carton outlet conveyor, the carton pushing machine is respectively matched and connected with a carton stacking machine and a lifting machine, and the lifting machine is respectively matched and connected with a tray shifting machine and the stacking conveyor;

so that the carton sends into the back along with advancing the case conveyer, changes horizontal carton through promoting the upset machine and for upright carton after, sends the output along with the delivery conveyor, pushes away the carton to the pile station through carton shifting machine, sends the tray into the pile station through tray shifting machine, lifting machine simultaneously, can accomplish the pile of carton through the carton pile machine on the pile station, and the tray that rethread lifting machine, code wheel conveyor will pile up there is the carton buttress sends out.

The box inlet conveyor is at a low position, and the box outlet conveyor is at a high position.

Promote upset machine includes the support frame that constitutes by horizontal chassis and the grudging post on it, is equipped with a plurality of lifts the frame on the grudging post to and make a plurality of drive mechanism that lift the frame and accomplish the lift upset, and make a plurality of first ring rail, the second ring rail that lift the frame along its lift upset, wherein:

the driving mechanism comprises a driving shaft and a driven shaft which are arranged at the top and the lower part of the stand, two ends of the driving shaft are fixed at the top of the stand through bearings with seats, two ends of the driving shaft are respectively provided with a corresponding driving sprocket, the front end of the driving shaft extends outwards and then is connected with the power machine, two ends of the driven shaft are fixed on sliding seats through bearings with seats, the sliding seats are fixed on a screw rod with a nut thereon, the screw rod is in threaded connection with the inner wall of a rod sleeve fixed at the lower part of the stand, two ends of the driven shaft are respectively provided with a corresponding driven sprocket, and the driving sprocket and the driven sprocket at the same end are connected with a corresponding chain;

so that the chain is driven by the power machine to synchronously move up and down circularly through the driving shaft and the driving chain wheels at the two ends of the driving shaft, the driven shaft and the driven chain wheels at the two ends of the driven shaft; the screw rod drives the sliding seat, the bearing with the seat, the driven shaft and the driven chain wheels at the two ends of the driven shaft to move up or down by rotating the nut as required so as to tension the chain;

the two first annular guide rails are respectively and longitudinally fixed at the front side and the rear side of the vertical frame, the upper end and the lower end of each first annular guide rail are U-shaped sections, the middle of each first annular guide rail is two parallel straight-line sections, and the inner sides of the two first annular guide rails are provided with through first wheel grooves;

the upper end of the second annular guide rail is a small U-shaped section, the lower end of the second annular guide rail is a large U-shaped section, the middle of the second annular guide rail is a straight line section positioned on the box inlet side, the middle of the second annular guide rail is a diagonal line section positioned on the upper part of the box outlet side, the lower part of the second annular guide rail is a lower straight line section, and a through second wheel groove is formed in one side of the second annular guide rail;

the lifting frames are arranged on the two corresponding chains at intervals, each lifting frame comprises a connecting rod, two ends of each connecting rod are connected with the corresponding chains through a hinge mechanism, two ends of each connecting rod are respectively provided with a U-shaped fork, the middle part of the inner side of each connecting rod is provided with a convex block, the outer side of each connecting rod is provided with a plurality of lifting rollers at intervals, and the top sides of the connecting rods are provided with a plurality of lifting rods perpendicular to the lifting rollers at intervals;

the hinge mechanism comprises a second guide wheel connected to the lug through a middle rotating shaft and triangular plates respectively arranged in U-shaped forks at two ends of the connecting rod, a first through hole of each triangular plate is hinged in the U-shaped fork through an edge rotating shaft, a second through hole and a third through hole are connected with the chain through hinge shafts, the outer end of each edge rotating shaft is connected with a first guide wheel, the two first guide wheels are respectively in rolling connection with first wheel grooves arranged on corresponding first annular guide rails at the front side and the rear side of the stand, and can only roll and cannot be separated due to the limitation of the first wheel grooves;

the second guide wheel is in rolling connection with a second wheel groove corresponding to a second annular guide rail arranged in the middle of the vertical frame, and is limited by the second wheel groove to only roll and cannot be separated;

the problem that the carton is unstable in the lifting and overturning process due to chain disturbance is solved, and meanwhile, angle compensation is provided for the lifting frame when the lifting frame turns at the driving chain wheel and the driven chain wheel;

so that when a plurality of lifting frames arranged on the chain at intervals complete lifting and overturning along the first annular guide rail, the carton is enabled to be supported by the lifting roller after being overturned to 90 degrees and to be butted with the carton discharging conveyor and then to enter the carton discharging conveyor, the connecting rod and the lifting rod on the connecting rod keep upright when passing through the small U-shaped section at the top of the second annular guide rail and positioned at the carton discharging side, the connecting rod gradually goes from the upright state to the inclined state with the high outside and the low inside when entering the inclined line section at the upper part of the carton discharging side and finally goes to the horizontal state, and therefore the carton and the carton discharging conveyor are prevented from interfering and move downwards smoothly.

And a plurality of corresponding through grooves are respectively arranged on the conveying surfaces of the box inlet conveyor and the box outlet conveyor, which are close to one side of the lifting turnover machine, and the corresponding lifting rods pass through the through grooves when moving along with the chains through the through grooves and lift the cartons on the box inlet conveyor away when passing through the through grooves of the box inlet conveyor.

Go out to be equipped with steering mechanism and plastic mechanism on the case conveyer, wherein:

the steering mechanism includes: the lower end of the steering rotating shaft is rotatably provided with a push arm, the upper end of the steering rotating shaft is provided with a shift lever, the push arm is hinged with a piston rod of an air cylinder through a hinge shaft, the shift lever is parallel to and higher than the conveying surface of the box discharging conveyor, and the rotating radius of the shift lever around the rotating shaft does not exceed the central line of the box discharging conveyor so as to start the air cylinder to work as required, and further the push arm pushes the steering rotating shaft to rotate, so that the shift lever swings in parallel along the conveying surface of the box discharging conveyor along with the rotation of the steering rotating shaft so as to push the vertical transverse cartons to be vertical longitudinal cartons, and the steering conveying of the cartons is completed;

the plastic mechanism includes: locate two sets of sliding block set spare on the case conveyer, each sliding block set spare's linear motion direction is perpendicular with carton direction of delivery, and two sets of sliding block set spare dislocation set in opposite directions, and each sliding block set spare includes the pole setting that stretches out from the interval between two liang of rollers of case conveyer, sets up the push pedal in the pole setting upper end, the sharp power cylinder that links to each other with the pole setting lower extreme to promote pole setting and the push pedal rectilinear movement on it through sharp power cylinder, and then accomplish the adjustment of carton position.

The carton pusher shoe comprises: the pushing assembly comprises a push plate arranged on the rack above the output end of the box discharging conveyor, the push plate moves horizontally and linearly along the direction perpendicular to the conveying direction of the box discharging conveyor, the push plate is connected with a first linear power machine through a crank arm and can also be connected with a linear moving chain type or belt type pushing assembly obviously, the linear moving chain type or belt type pushing assembly is connected with a conventional structure, so that the crank arm and the push plate are driven by the first linear power machine to move linearly and reciprocally, the arranged paper box combination is conveyed to the output end of the box discharging conveyor 3 and then is blocked by the right vertical baffle, and the paper box combination is pushed forwards to a code disc station through the pushing assembly on the rear side.

The carton stacking machine comprises: locate frame upper portion and be located the left second of code wheel station and found the baffle, this second is found the frame of baffle below and is equipped with the flexible board of lifting, and this flexible board of lifting links to each other with telescopic machanism, telescopic machanism includes: the device comprises pulleys, guide rails, a linear power machine and a linear moving chain or belt type pushing assembly, wherein the pulleys are respectively arranged at the left end and the right end of the front side and the left end and the right end of the rear side of a telescopic lifting plate;

so that the telescopic lifting plate is driven by the linear power machine or the linear moving chain or belt type pushing component to extend linearly along the guide rail at the upper part of the rack to receive the carton combination sent out by the pushing component and retract linearly to place the carton combination on the tray lifted to the stacking plate station, and the position of the carton is limited by the second vertical baffle.

The lifting machine comprises: the lifting plate is arranged on the rack, the first front conveyor and the first rear conveyor are arranged on the lifting plate in parallel at intervals, the linear lifting power machine or the linear lifting chain type or belt type lifting mechanism is arranged on the rack and connected with the lifting plate, the linear lifting chain type or belt type lifting mechanism is conventional equipment, the first front conveyor and the first rear conveyor are respectively connected with the left tray transfer machine and the right coded disc conveyor and are not connected, so that after empty trays are conveyed to the first front conveyor and the right coded disc conveyor by the tray transfer machines, the lifting plate and the first front conveyor and the first rear conveyor on the lifting plate are lifted to the coded disc station by the linear lifting power machine or the linear lifting chain type or belt type lifting mechanism to complete stacking of cartons, then the lifting plate and the first front conveyor and the first rear conveyor on the lifting plate are lowered by the linear lifting power machine to be connected with the coded disc conveyors, the empty trays are conveyed by the coded disc conveyors, and the first front conveyor and the first rear conveyors are matched with the tray transfer machines to receive the empty trays.

The pallet shifter includes: the second front and rear conveyors are arranged at the lower part of the frame at intervals, the front and rear movable frames are respectively arranged at the lower part of the frame and positioned above the second front and rear conveyors, the inner sides of the front and rear movable frames are respectively provided with a left fork plate and a right fork plate at intervals, the middle parts of the outer sides of the front and rear movable frames are respectively connected with corresponding horizontal telescopic power cylinders, the bottoms of the front and rear movable frames are respectively provided with a left transverse sliding block and a right transverse sliding block at intervals, and the left and right transverse sliding blocks are respectively connected with a left horizontal sliding rail and a right horizontal sliding rail which are arranged at the corresponding sides of the movable frames in a sliding manner;

the left end and the right end of the outer sides of the front movable frame and the rear movable frame are respectively provided with a longitudinal slide block, the longitudinal slide blocks are connected with a left vertical slide rail and a right vertical slide rail which are arranged on the corresponding sides of the frame in a sliding manner, the middle parts of the outer sides of the front movable frame and the rear movable frame are respectively provided with a connecting plate, each connecting plate is connected with a transmission chain, the upper end and the lower end of each transmission chain are respectively connected with a driven chain wheel and a driving chain wheel, and the driving chain wheel is connected with a power motor;

so that under the drive of the power motor, the driving chain wheel and the driven chain wheel rotate, and further drive the chain, the connecting plate on the chain and the movable frame to ascend to the position of the penultimate tray, the horizontal telescopic power cylinder is started to work, the fork plate on the movable frame horizontally extends inwards along the horizontal slide rail and is inserted into a fork groove corresponding to the bottom of the penultimate tray, the penultimate tray is separated from the penultimate tray while the pressure on the penultimate tray is relieved, the penultimate tray is conveyed to a first front conveyor and a second rear conveyor corresponding to the hoister along with the front conveyor and the second conveyor, then the penultimate tray is descended to the second front conveyor and the second rear conveyor to become the penultimate tray, and the operation is repeated, so that the transfer of the tray is completed.

The conveying surfaces of the first front and rear conveyors of the elevator, the second front and rear conveyors of the tray transfer machine and the paper box code wheel conveyor are positioned on the same plane.

The carton code wheel conveyor is a conventional conveyor and is used for sending out the trays for stacking the cartons.

The pallet transfer machine is connected with a conventional forklift or a pallet conveyor and used for conveying pallets or pallet stacks to a second front conveyor and a second rear conveyor of the pallet transfer machine.

The utility model has the advantages of it is following and effect: adopt above-mentioned technical scheme to after the carton sent into along with advancing the case conveyer, change horizontal carton for upright carton through promoting the upset machine, sent the output along with going out the case conveyer, pushed away the machine through the carton and pushed away the carton to the pile station, simultaneously through tray transfer machine, the lifting machine sends the tray into the pile station, can accomplish the pile of carton through the carton pile machine on the pile station, and rethread lifting machine, code wheel conveyer send out the tray that has the carton buttress with the pile, the utility model discloses system operating efficiency is high, and area is little, ensures stability, security and the reliability of carton pile on the tray.

Drawings

FIG. 1 is a front view of the system of the present invention;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a front view of the case entering, case exiting, conveying and lifting upender of FIG. 1;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a front view of the lift tumbler of FIG. 3;

FIG. 6 is a left side view of FIG. 5;

FIG. 7 is a top view of FIG. 5;

FIG. 8 is an enlarged view of a portion of FIG. 7;

FIG. 9 is a top isometric view of the connecting rod of FIG. 5;

FIG. 10 is a bottom isometric view of the linkage of FIG. 5;

FIG. 11 is an enlarged view of the portion A of FIG. 5;

FIG. 12 is an enlarged view of the portion B of FIG. 5;

FIG. 13 is a schematic view of a first endless track;

FIG. 14 is a schematic view of a second endless track;

FIG. 15 is a schematic diagram of the flipping process;

FIG. 16 is a front view of the steering mechanism;

FIG. 17 is a top view of FIG. 16;

FIG. 18 is a front view of the reforming mechanism;

FIG. 19 is a top view of FIG. 18;

FIG. 20 is a carton code wheel main view;

FIG. 21 is a left side view of FIG. 20;

FIG. 22 is an enlarged view of a portion of FIG. 21;

FIG. 23 is a top view of FIG. 20;

FIG. 24 is a pallet transfer machine front view;

FIG. 25 is a left side view of FIG. 24;

fig. 26 is a top view of fig. 24.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The utility model provides an automatic code wheel system of carton includes case entering conveyer 1, case discharging conveyer 3, carton code wheel conveyer 8, its characterized in that advances between case conveyer 1 and the case discharging conveyer 3 and is equipped with lifting turnover machine 2, and is equipped with carton pusher 4 at the case discharging conveyer 3 output end, this carton pusher 4 is connected with carton stacker 5, lifting machine 6 respectively, lifting machine 6 is connected with pallet pusher 7, code wheel conveyer 8 respectively;

so that the carton is sent into the back along with advancing case conveyer 1, changes horizontal carton through promoting upset machine 2 and for upright carton after, sends the output along with out case conveyer 3, pushes away the carton to the pile station through carton pusher 4, sends the tray into the pile station through tray transfer machine 7, lifting machine 6 simultaneously, can accomplish the pile of carton through carton pile machine 5 on the pile station, and the tray that rethread lifting machine 6, code wheel conveyor 8 will pile the carton buttress sends out.

The lifting turnover machine 2 comprises a support frame 21 consisting of a horizontal underframe 211 and an upright 212 thereon, wherein a plurality of lifting frames 22 are arranged on the upright 212 of the support frame 21, a driving mechanism 23 for enabling the plurality of lifting frames 22 to complete lifting turnover, and a first annular guide rail 24 and a second annular guide rail 25 for enabling the plurality of lifting frames 22 to lift and turnover along the first annular guide rail 24 and the second annular guide rail 25, wherein:

the driving mechanism 23 comprises a driving shaft 231 arranged at the top of the stand 212 of the support frame 21 and a driven shaft 235 arranged at the lower part of the stand 212, two ends of the driving shaft 231 are fixed at the top of the stand 212 through bearings with seats, two ends of the driving shaft 231 are respectively provided with a corresponding driving sprocket 232, the front end of the driving shaft 231 extends outwards and then is connected with a power machine 239, two ends of the driven shaft 235 are fixed on a sliding seat 237 through bearings with seats 236, the sliding seat 237 is fixed on a screw 238 with nuts thereon, the screw 238 is in threaded connection with the inner wall of a rod sleeve fixed at the lower part of the stand 212, two ends of the driven shaft 235 are respectively provided with a corresponding driven sprocket 234, and the driving sprocket 231 and the driven sprocket 235 at the same end are connected with a corresponding chain 233;

so that under the driving of the power machine 239, the chain 233 is driven to synchronously move up and down circularly through the driving shaft 231 and the driving chain wheels 232 at the two ends thereof, the driven shaft 235 and the driven chain wheels 234 at the two ends thereof; and the screw 238 is driven by the nut to move up or down the sliding seat 237, the bearing 236 with the seat, the driven shaft 235 and the driven chain wheel 234 at the two ends thereof as required, so as to tension the chain 233;

the two first annular guide rails 24 are respectively and longitudinally fixed at the front side and the rear side of the upright frame 212 of the support frame 21, the upper end and the lower end of each first annular guide rail 24 are U-shaped sections, the middle part of each first annular guide rail 24 is two parallel straight-line sections, and the inner sides of the two first annular guide rails 24 are provided with through first wheel grooves 241;

the number of the second annular guide rails 25 is one, the second annular guide rails 25 are longitudinally fixed in the middle of the upright frame 212 of the support frame 21, the upper ends of the second annular guide rails 25 are in a small U-shaped section 252, the lower ends of the second annular guide rails 25 are in a large U-shaped section 255, the middle part of the second annular guide rails is positioned at the box inlet side and is provided with a straight line section 251, the middle part of the second annular guide rails is positioned at the box outlet side and is provided with an inclined line section 253, the lower part of the second annular guide rails is provided with a lower straight line section 254, and a through second wheel groove 256 is arranged at the rear side of the second annular guide rails 25;

the plurality of lifting frames 22 are arranged on the two corresponding chains 233 at intervals, each lifting frame 22 comprises a connecting rod 221, two ends of the connecting rod are respectively connected with the corresponding chains 233 through a hinge mechanism, two ends of the connecting rod 221 are respectively provided with a U-shaped fork 223, the middle part of the inner side of the connecting rod is provided with a convex block 227, the outer side of the connecting rod is provided with two lifting rollers 229 at intervals, and the top side of the connecting rod is provided with two lifting rods 222 perpendicular to the top side at intervals;

the hinge mechanism comprises a second guide wheel 228 connected to a lug 227 through a middle rotating shaft 220, and triangular plates 226 respectively arranged in U-shaped forks 223 at two ends of a connecting rod 221, wherein a first through hole of each triangular plate 226 is hinged in the U-shaped forks 223 through side rotating shafts 224, second and third through holes are connected with a chain 233 through hinge shafts, the outer end of each side rotating shaft 224 is connected with a first guide wheel 225, the two first guide wheels 225 are respectively in rolling connection with first wheel grooves 241 arranged on the corresponding first annular guide rails 24 at the front and rear sides of the vertical frame 212 of the supporting frame 21 and limited by the first wheel grooves 241 to only roll and cannot be separated;

the second guide wheel 228 is in rolling connection with a second wheel groove 251 corresponding to the second annular guide rail 25 arranged in the middle of the upright frame 212 of the support frame 21, and is limited by the second wheel groove 251 to only roll without falling off;

the problem that the carton is unstable in the lifting and overturning process due to the disturbance of the chain 233 is solved, and meanwhile, angle compensation is provided for the lifting frame 22 when the lifting frame turns at the driving chain wheel 132 and the driven chain wheel 234;

so that while the plurality of lifting frames 22 arranged on the chain 233 at intervals complete lifting and turning along the first annular guide rail 24, the carton is supported by the lifting rollers 229 after turning to 90 degrees and is butted with the carton discharging conveyor 3, and then the carton enters the carton discharging conveyor 3, while the connecting rod 221 and the lifting rod 222 thereon keep upright when passing through the small U-shaped section 252 at the top of the second annular guide rail 25 and on the carton discharging side, and gradually go from upright to inclined with high outside and low inside when entering the inclined line section 253 at the upper part of the carton discharging side, and finally go to horizontal, so as to avoid interference of the carton and the carton discharging conveyor 3 and smoothly move downwards, as shown in fig. 3, 5 and 15;

two corresponding through grooves 11 and 31 are respectively arranged on the conveying surfaces of the box inlet conveyor 1 and the box outlet conveyor 3, which are close to one side of the lifting turnover machine 2, and the corresponding lifting rods 222 pass through the two through grooves 11 and 31 when moving along with the chains 233 through the two through grooves 11 and 31 and lift off the cartons on the two through grooves 11 of the box inlet conveyor 1 when passing through the two through grooves 11, as shown in fig. 4;

the box-out conveyor 3 is provided with a steering mechanism 32 and a shaping mechanism 33, wherein:

the steering mechanism 32 includes: a turning shaft 323 arranged at the rear side of the box discharging conveyor 3, the lower end of the turning shaft 323 is rotatably provided with a pushing arm 324, the upper end of the turning shaft 323 is provided with a shifting lever 325, the pushing arm 324 is hinged with a piston rod 322 of the cylinder 321 through a hinge shaft, the shifting lever 325 is parallel to the conveying surface of the box discharging conveyor 3 and is higher than the conveying surface of the box discharging conveyor 3, and the rotating radius of the shifting lever 325 around the shaft 323 does not exceed the central line of the box discharging conveyor 3, so that the cylinder 321 is started to work as required, and the turning shaft 323 is pushed to rotate by the pushing arm 324, so that the shifting lever 325 swings parallel along the conveying surface of the box discharging conveyor 3 along with the rotation of the turning shaft 323 to push the vertical transverse cartons to be vertical longitudinal cartons, and the turning conveying of the cartons is completed, as shown in fig. 16 and 17;

the shaping mechanism 33 includes: two sets of slide block assemblies arranged on the box discharging conveyor 3, wherein the linear motion direction of each set of slide block assembly is vertical to the conveying direction of the carton, and the two sets of slide block assemblies are arranged in a staggered way in opposite directions, each set of slide block assembly comprises an upright post 331 extending out from the interval between every two rollers of the box discharging conveyor 3, a push plate 332 arranged at the upper end of the upright post, and a linear power cylinder 333 connected with the lower end of the upright post 332, so that the upright post 331 and the push plate 332 thereon are pushed by the linear power cylinder 333 to move linearly, and the position of the carton is adjusted, as shown in fig. 18 and 19;

the carton pusher 4 includes: the vertical baffle 41 is arranged at the upper part of the frame 9 and positioned at the right side of the output end of the box-out conveyor 3, the pushing assembly 42 is arranged at the rear side, the pushing assembly 42 comprises a pushing plate 421 arranged on the frame 9 above the output end of the box-out conveyor 3, the pushing plate 421 performs horizontal linear motion along the direction perpendicular to the conveying direction of the box-out conveyor 3, the pushing plate 421 is connected with a first linear power machine 423 through a crank arm 422, obviously, the pushing plate can also be connected with a linear moving chain type or belt type pushing assembly, and the linear moving chain type or belt type pushing assembly is connected into a conventional structure, so that the crank arm 422 and the pushing plate 421 are driven by the first linear power machine 423 to perform linear reciprocating motion, the aligned carton combination is conveyed to the output end of the box-out conveyor 3 and then is blocked by the vertical baffle 41 at the right side, and then the carton combination is pushed forwards to the code disc station through the pushing assembly 42 at the rear side;

the carton stacker 5 includes: a second vertical baffle 51 arranged at the upper part of the frame 9 and positioned at the left side of the code disc station, wherein a telescopic lifting plate 52 is arranged on the frame 9 below the second vertical baffle 51, and the telescopic lifting plate 52 is connected with a telescopic mechanism;

the telescopic mechanism comprises: the device comprises pulleys 53 respectively arranged at the left and right ends of the front side and the left and right ends of the rear side of a telescopic lifting plate 52, guide rails 54 which are connected with the pulleys 53 and are arranged at the front and rear sides of the upper part of a frame 9 in a rolling way, and a linear moving chain type pushing assembly connected with the telescopic lifting plate 52, wherein the linear moving chain type pushing assembly comprises connecting blocks 55 respectively arranged at the middle part of the left side of the telescopic lifting plate 52, the connecting blocks 55 are connected with chains 59, two ends of each chain 59 are respectively connected with chain wheels 56 arranged on a rotating shaft, one of the chain wheels 56 is connected with a driven wheel 57 on the rotating shaft at the same side, and the driven wheel 57 is connected with a driving wheel on an output shaft of a power motor 58 through a transmission belt; obviously, the left or right side of the telescopic lifting plate 52 can be connected with a linear power machine (not shown in the figure);

the pulley 53 is a vertical wheel and is in rolling connection with the top of the guide rail 54, and the other pulley 531 is a horizontal wheel and is in rolling connection with the inner side of the guide rail 54;

so that the telescopic lifting plate 52 is driven by the linear power machine or the linear moving chain type pushing component to extend linearly along the guide rail 54 at the upper part of the frame 9 to receive the carton combination sent out by the pushing component, the carton combination is placed on the tray lifted to the code disc station by retracting linearly, and the position of the carton is limited by the second vertical baffle 51;

the hoist 6 includes: a lifting plate 61 arranged on the frame 9, first front and rear conveyors 62 arranged on the lifting plate 61 in parallel at intervals, and a linear lifting power machine 63 (not shown in the figure, belonging to conventional equipment) arranged on the frame 9 and connected with the lifting plate 61, obviously also can be a linear lifting chain or belt type lifting mechanism, and the linear lifting chain or belt type lifting mechanism is conventional equipment, meanwhile, the first front and rear conveyors 62 are respectively connected with the left tray transfer machine 7 and the right code wheel conveyor 8, so that after the empty tray is transferred onto the first front and rear conveyors 62 from the tray transfer machine 7, the lifting plate 61 and the first front and rear conveyors 62 thereon are lifted to the code wheel station by the linear lifting power machine 63 to complete the stacking of the carton, and then the lifting plate 61 and the first front and rear conveyors 62 thereon are lowered by the linear lifting power machine 63 to be connected with the code wheel conveyor 8 and then transferred by the code wheel conveyor 8, and meanwhile, the first front and rear conveyors 62 are connected with the tray transfer machine 7 to receive the empty tray;

the pallet transfer 7 includes: the second front conveyor 71 and the second rear conveyor 71 are arranged at the lower part of the rack 9 at intervals, the front movable frame 74 and the rear movable frame 74 are respectively arranged at the lower part of the rack 9 and are positioned above the second front conveyor 71 and the second rear conveyor 71, the inner sides of the front movable frame 74 and the rear movable frame 74 are respectively provided with a left fork plate 70 and a right fork plate 70 at intervals, the middle parts of the outer sides of the front movable frame 74 and the rear movable frame 74 are respectively connected with corresponding horizontal telescopic power cylinders 75, the bottoms of the front movable frame 74 and the rear movable frame 74 are respectively provided with a left transverse sliding block 73 and a right transverse sliding block 73 at intervals, and the left transverse sliding block 73 and the right transverse sliding block 73 are respectively connected with a left horizontal sliding rail 72 and a right horizontal sliding rail 72 which are arranged at the corresponding sides of the movable frame 74 in a sliding manner;

meanwhile, the left and right ends of the outer sides of the front and rear moving frames 74 are respectively provided with a longitudinal slide block 76, the longitudinal slide block 76 is connected with a left and right vertical slide rail 77 arranged at the corresponding side of the frame 9 in a sliding manner, the middle parts of the outer sides of the front and rear moving frames 74 are respectively provided with a connecting plate 78, each connecting plate 78 is connected with a transmission chain 79, the upper end and the lower end of the transmission chain 79 are respectively connected with a driven sprocket 791 and a driving sprocket 792, and the driving sprocket 792 is connected with an output shaft of a power motor (not shown in the figure);

so that under the driving of the power motor, the driving and driven sprockets 792, 791 rotate, and further drive the chain 79, the connecting plate 78 thereon and the movable frame 74 to rise to the position of the penultimate tray, the horizontal telescopic power cylinder 75 is started to work, the fork plate 70 on the movable frame 74 horizontally extends inwards along the horizontal slide rail 72 and is inserted into the fork groove corresponding to the bottom of the penultimate tray, the penultimate tray is separated from the penultimate tray by continuing rising, meanwhile, the pressure on the penultimate tray is relieved, the penultimate tray is sent to the first front and rear conveyors 62 corresponding to the hoister 6 along with the front and rear conveyors 71, and then the penultimate tray is descended to the second front and rear conveyors 71 to become the penultimate tray, and the operation is repeated, so that the transfer of the tray is completed.

The conveying surfaces of the first front and rear conveyors 62 of the elevator 6, the second front and rear conveyors 71 of the pallet transfer 7 and the carton code wheel conveyor 8 are on the same plane.

The carton code wheel conveyor 8 is a conventional conveyor and is used for sending out the trays of the stacked cartons.

The pallet transfer 7 is connected to a conventional forklift or pallet conveyor for transferring pallets or stacks of pallets to the second front and rear conveyors 71 of the pallet transfer 7.

Claims (10)

1. An automatic stacking system for cartons comprises a carton feeding conveyor, a carton discharging conveyor and a carton stacking conveyor, and is characterized in that a lifting turnover machine is arranged between the carton feeding conveyor and the carton discharging conveyor, a carton pushing machine is arranged at the output end of the carton discharging conveyor, the carton pushing machine is respectively connected with a carton stacking machine and a lifting machine, and the lifting machine is respectively connected with a tray transferring machine and the stacking conveyor.

2. The automatic carton stacking system of claim 1, wherein the lifting and turning machine comprises a support frame consisting of a horizontal bottom frame and a vertical frame thereon, a plurality of lifting frames are arranged on the vertical frame, a driving mechanism for enabling the plurality of lifting frames to complete lifting and turning, and a first annular guide rail and a second annular guide rail for enabling the plurality of lifting frames to lift and turn along the first annular guide rail and the second annular guide rail.

3. The carton automatic code wheel system of claim 2, characterized in that the lifting and turning machine:

the driving mechanism comprises a driving shaft and a driven shaft which are arranged at the top and the lower part of the stand, two ends of the driving shaft are fixed at the top of the stand through bearings with seats, two ends of the driving shaft are respectively provided with a corresponding driving chain wheel, the front end of the driving shaft extends outwards and then is connected with the power machine, two ends of the driven shaft are fixed on sliding seats through bearings with seats, the sliding seats are fixed on a screw rod with a nut thereon, the screw rod is in threaded connection with the inner wall of a rod sleeve fixed at the lower part of the stand, two ends of the driven shaft are respectively provided with a corresponding driven chain wheel, and the driving chain wheel and the driven chain wheel at the same end are connected with a corresponding chain;

the two first annular guide rails are respectively and longitudinally fixed at the front side and the rear side of the vertical frame, the upper end and the lower end of each first annular guide rail are U-shaped sections, the middle part of each first annular guide rail is provided with two parallel straight-line sections, and the inner sides of the two first annular guide rails are provided with through first wheel grooves;

the upper end of the second annular guide rail is a small U-shaped section, the lower end of the second annular guide rail is a large U-shaped section, the middle of the second annular guide rail is a straight line section positioned on the box inlet side, the middle of the second annular guide rail is a diagonal line section positioned on the upper part of the box outlet side, the lower part of the second annular guide rail is a lower straight line section, and a through second wheel groove is formed in one side of the second annular guide rail;

a plurality of lifting frames are arranged on the two corresponding chains at intervals, each lifting frame comprises a connecting rod, two ends of each connecting rod are connected with the corresponding chains through a hinge mechanism, two ends of each connecting rod are respectively provided with a U-shaped fork, a convex block is arranged in the middle of the inner side of each connecting rod, a plurality of lifting rollers are arranged on the outer side of each connecting rod at intervals, and a plurality of lifting rods perpendicular to the top side of each connecting rod are arranged on the top side of each connecting rod at intervals.

4. The automatic carton stacking tray system according to claim 3, wherein the hinge mechanisms on the plurality of lifting trays comprise second guide wheels connected to the lugs through central rotating shafts, and triangular plates respectively arranged in U-shaped forks at two ends of the connecting rod, a first through hole of each triangular plate is hinged in the U-shaped fork through side rotating shafts, a second through hole and a third through hole are connected with the chain through hinge shafts, the outer end of each side rotating shaft is connected with a first guide wheel, and the two first guide wheels are respectively in rolling connection with first wheel grooves arranged on the corresponding first annular guide rails at the front side and the rear side of the vertical tray;

the second guide wheel is in rolling connection with a second wheel groove corresponding to a second annular guide rail arranged in the middle of the vertical frame.

5. The automatic pallet system for cartons as claimed in claim 1, wherein the conveying surfaces of the in-and out-feeding conveyors adjacent to the lifting flipper each have a corresponding plurality of through slots through which a corresponding lifting bar passes as it moves with the chain and lifts cartons therefrom as it passes through the plurality of through slots of the in-feeding conveyor.

6. The automatic carton code wheel system according to claim 1, characterized in that a steering mechanism and a shaping mechanism are arranged on the carton discharging conveyor, wherein:

the steering mechanism includes: the lower end of the steering rotating shaft is rotatably provided with a push arm, the upper end of the steering rotating shaft is provided with a deflector rod, the push arm is hinged with a cylinder piston rod through a hinge shaft, the deflector rod is parallel to and higher than the conveying surface of the box discharging conveyor, and the rotating radius of the deflector rod around the rotating shaft does not exceed the central line of the box discharging conveyor;

the plastic mechanism includes: the linear motion direction of each sliding block component is perpendicular to the conveying direction of the carton box, the two groups of sliding block components are arranged in a staggered mode in opposite directions, each sliding block component comprises a vertical rod extending out of the space between every two rollers of the carton box-outlet conveyor, a push plate arranged at the upper end of the vertical rod and a linear power cylinder connected with the lower end of the vertical rod.

7. The carton automatic code wheel system according to claim 1, characterized in that the carton pusher comprises: the pushing assembly comprises a pushing plate arranged on the rack above the output end of the box discharging conveyor, the pushing plate is in horizontal linear motion along the direction perpendicular to the conveying direction of the box discharging conveyor, the pushing plate is connected with a first linear power machine through a connecting lever and can also be obviously connected with a linear moving chain type or belt type pushing assembly, and the linear moving chain type or belt type pushing assembly is connected into a conventional structure.

8. The carton automatic code wheel system according to claim 1, characterized in that the carton stacker comprises: the second vertical baffle is arranged at the upper part of the rack and positioned at the left side of the code disc station, and a telescopic lifting plate is arranged on the rack below the second vertical baffle and is connected with a linear power machine through a telescopic mechanism or connected with a linear moving chain type or belt type pushing assembly.

9. The carton automatic code wheel system of claim 1, characterized in that the elevator comprises: the lifting plate is arranged on the rack, the first front conveyor and the first rear conveyor are arranged on the lifting plate in parallel at intervals, the linear lifting power machine or the linear lifting chain type or belt type lifting mechanism is arranged on the rack and connected with the lifting plate, the linear lifting chain type or belt type lifting mechanism is conventional equipment, and the first front conveyor and the first rear conveyor are respectively connected with and disconnected with the tray transfer machine on the left side and the coded disc conveyor on the right side.

10. The carton automatic code wheel system of claim 1, characterized in that the pallet mover comprises: the second front and rear conveyors are arranged at the lower part of the frame at intervals, the front and rear movable frames are respectively arranged at the lower part of the frame and positioned above the second front and rear conveyors, the inner sides of the front and rear movable frames are respectively provided with a left fork plate and a right fork plate at intervals, the middle parts of the outer sides of the front and rear movable frames are respectively connected with the corresponding horizontal telescopic power cylinders, the bottoms of the front and rear movable frames are respectively provided with a left transverse sliding block and a right transverse sliding block at intervals, and the left transverse sliding block and the right transverse sliding block are respectively connected with a left horizontal sliding rail and a right horizontal sliding rail which are arranged at the corresponding sides of the movable frames in a sliding manner;

and the left and right ends of the outer sides of the front and rear movable frames are respectively provided with a longitudinal slide block, the longitudinal slide blocks are in sliding connection with left and right vertical slide rails arranged on the corresponding sides of the frame, the middle parts of the outer sides of the front and rear movable frames are respectively provided with a connecting plate, each connecting plate is connected with a transmission chain, the upper end and the lower end of the transmission chain are respectively connected with a driven sprocket and a driving sprocket, and the driving sprocket is connected with a power motor.

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